Introduction. Investing in health is recommended for economic growth and the reduction of inequity in developing countries. Family planning is one such investment that benefits women and children. But resource-constrained environments, such as countries in conflict, present logistical and other challenges to the implementation of health programmes. For this reason even a proven cost-effective health intervention still needs to be contextualised to assess the actual benefit or impact in resource-constrained settings. Objectives. To describe user characteristics and analyse the impact of reversible contraception use among women who underwent tubal ligation in a rural health district of the Democratic Republic of Congo over a 4-year period.